Ana Acuna-Villaorduna, MD
NPI 1538574926 · Medical Oncology Physician · Farmington, CT
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ana Acuna-Villaorduna, MD is a Medical Oncology Physician provider in Farmington, CT (NPI 1538574926).
Provider details
- NPI number
- 1538574926
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 079459 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
129 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 52 | $113 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 46 | $168 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $77 |
Typical Medicare-allowed amounts for these services range $77–$168 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 425 W 59th StNew York, NY 10019-8022Phone: (212) 523-5559
Registry dates
- Enumerated
- 2014-06-25
- Last updated
- 2025-11-18
- Certified
- 2025-11-18
Frequently asked questions
- What is Ana Acuna-Villaorduna's NPI number?
- Ana Acuna-Villaorduna's National Provider Identifier (NPI) is 1538574926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ana Acuna-Villaorduna's specialty?
- Ana Acuna-Villaorduna is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ana Acuna-Villaorduna located?
- Ana Acuna-Villaorduna's practice location on file with NPPES is 263 Farmington Ave, Farmington, CT 06030-8040.
- What is Ana Acuna-Villaorduna's phone number?
- The practice phone number listed in the NPPES registry for Ana Acuna-Villaorduna is (860) 679-2100.
- Does Ana Acuna-Villaorduna accept Medicare?
- Ana Acuna-Villaorduna is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ana Acuna-Villaorduna's NPI active?
- Yes — Ana Acuna-Villaorduna's NPI (1538574926) is active in the NPPES registry as of the last update on 2025-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.